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226 lines
7.4 KiB
226 lines
7.4 KiB
/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ |
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/****************************************************************************** |
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* |
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* Name: acconfig.h - Global configuration constants |
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* |
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* Copyright (C) 2000 - 2021, Intel Corp. |
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* |
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*****************************************************************************/ |
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#ifndef _ACCONFIG_H |
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#define _ACCONFIG_H |
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/****************************************************************************** |
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* |
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* Configuration options |
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* |
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*****************************************************************************/ |
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/* |
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* ACPI_DEBUG_OUTPUT - This switch enables all the debug facilities of the |
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* ACPI subsystem. This includes the DEBUG_PRINT output |
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* statements. When disabled, all DEBUG_PRINT |
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* statements are compiled out. |
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* |
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* ACPI_APPLICATION - Use this switch if the subsystem is going to be run |
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* at the application level. |
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* |
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*/ |
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/* |
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* OS name, used for the _OS object. The _OS object is essentially obsolete, |
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* but there is a large base of ASL/AML code in existing machines that check |
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* for the string below. The use of this string usually guarantees that |
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* the ASL will execute down the most tested code path. Also, there is some |
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* code that will not execute the _OSI method unless _OS matches the string |
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* below. Therefore, change this string at your own risk. |
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*/ |
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#define ACPI_OS_NAME "Microsoft Windows NT" |
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/* Maximum objects in the various object caches */ |
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#define ACPI_MAX_STATE_CACHE_DEPTH 96 /* State objects */ |
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#define ACPI_MAX_PARSE_CACHE_DEPTH 96 /* Parse tree objects */ |
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#define ACPI_MAX_EXTPARSE_CACHE_DEPTH 96 /* Parse tree objects */ |
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#define ACPI_MAX_OBJECT_CACHE_DEPTH 96 /* Interpreter operand objects */ |
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#define ACPI_MAX_NAMESPACE_CACHE_DEPTH 96 /* Namespace objects */ |
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#define ACPI_MAX_COMMENT_CACHE_DEPTH 96 /* Comments for the -ca option */ |
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/* |
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* Should the subsystem abort the loading of an ACPI table if the |
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* table checksum is incorrect? |
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*/ |
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#ifndef ACPI_CHECKSUM_ABORT |
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#define ACPI_CHECKSUM_ABORT FALSE |
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#endif |
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/* |
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* Generate a version of ACPICA that only supports "reduced hardware" |
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* platforms (as defined in ACPI 5.0). Set to TRUE to generate a specialized |
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* version of ACPICA that ONLY supports the ACPI 5.0 "reduced hardware" |
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* model. In other words, no ACPI hardware is supported. |
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* |
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* If TRUE, this means no support for the following: |
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* PM Event and Control registers |
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* SCI interrupt (and handler) |
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* Fixed Events |
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* General Purpose Events (GPEs) |
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* Global Lock |
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* ACPI PM timer |
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* FACS table (Waking vectors and Global Lock) |
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*/ |
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#ifndef ACPI_REDUCED_HARDWARE |
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#define ACPI_REDUCED_HARDWARE FALSE |
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#endif |
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/****************************************************************************** |
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* |
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* Subsystem Constants |
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* |
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*****************************************************************************/ |
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/* Version of ACPI supported */ |
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#define ACPI_CA_SUPPORT_LEVEL 5 |
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/* Maximum count for a semaphore object */ |
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#define ACPI_MAX_SEMAPHORE_COUNT 256 |
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/* Maximum object reference count (detects object deletion issues) */ |
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#define ACPI_MAX_REFERENCE_COUNT 0x4000 |
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/* Default page size for use in mapping memory for operation regions */ |
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#define ACPI_DEFAULT_PAGE_SIZE 4096 /* Must be power of 2 */ |
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/* owner_id tracking. 128 entries allows for 4095 owner_ids */ |
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#define ACPI_NUM_OWNERID_MASKS 128 |
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/* Size of the root table array is increased by this increment */ |
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#define ACPI_ROOT_TABLE_SIZE_INCREMENT 4 |
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/* Maximum sleep allowed via Sleep() operator */ |
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#define ACPI_MAX_SLEEP 2000 /* 2000 millisec == two seconds */ |
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/* Address Range lists are per-space_id (Memory and I/O only) */ |
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#define ACPI_ADDRESS_RANGE_MAX 2 |
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/* Maximum time (default 30s) of While() loops before abort */ |
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#define ACPI_MAX_LOOP_TIMEOUT 30 |
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/****************************************************************************** |
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* |
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* ACPI Specification constants (Do not change unless the specification changes) |
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* |
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*****************************************************************************/ |
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/* Method info (in WALK_STATE), containing local variables and arguments */ |
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#define ACPI_METHOD_NUM_LOCALS 8 |
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#define ACPI_METHOD_MAX_LOCAL 7 |
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#define ACPI_METHOD_NUM_ARGS 7 |
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#define ACPI_METHOD_MAX_ARG 6 |
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/* |
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* Operand Stack (in WALK_STATE), Must be large enough to contain METHOD_MAX_ARG |
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*/ |
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#define ACPI_OBJ_NUM_OPERANDS 8 |
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#define ACPI_OBJ_MAX_OPERAND 7 |
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/* Number of elements in the Result Stack frame, can be an arbitrary value */ |
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#define ACPI_RESULTS_FRAME_OBJ_NUM 8 |
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/* |
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* Maximal number of elements the Result Stack can contain, |
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* it may be an arbitrary value not exceeding the types of |
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* result_size and result_count (now u8). |
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*/ |
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#define ACPI_RESULTS_OBJ_NUM_MAX 255 |
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/* Constants used in searching for the RSDP in low memory */ |
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#define ACPI_EBDA_PTR_LOCATION 0x0000040E /* Physical Address */ |
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#define ACPI_EBDA_PTR_LENGTH 2 |
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#define ACPI_EBDA_WINDOW_SIZE 1024 |
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#define ACPI_HI_RSDP_WINDOW_BASE 0x000E0000 /* Physical Address */ |
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#define ACPI_HI_RSDP_WINDOW_SIZE 0x00020000 |
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#define ACPI_RSDP_SCAN_STEP 16 |
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/* Operation regions */ |
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#define ACPI_USER_REGION_BEGIN 0x80 |
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/* Maximum space_ids for Operation Regions */ |
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#define ACPI_MAX_ADDRESS_SPACE 255 |
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#define ACPI_NUM_DEFAULT_SPACES 4 |
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/* Array sizes. Used for range checking also */ |
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#define ACPI_MAX_MATCH_OPCODE 5 |
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/* RSDP checksums */ |
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#define ACPI_RSDP_CHECKSUM_LENGTH 20 |
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#define ACPI_RSDP_XCHECKSUM_LENGTH 36 |
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/* |
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* SMBus, GSBus and IPMI buffer sizes. All have a 2-byte header, |
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* containing both Status and Length. |
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*/ |
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#define ACPI_SERIAL_HEADER_SIZE 2 /* Common for below. Status and Length fields */ |
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#define ACPI_SMBUS_DATA_SIZE 32 |
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#define ACPI_SMBUS_BUFFER_SIZE ACPI_SERIAL_HEADER_SIZE + ACPI_SMBUS_DATA_SIZE |
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#define ACPI_IPMI_DATA_SIZE 64 |
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#define ACPI_IPMI_BUFFER_SIZE ACPI_SERIAL_HEADER_SIZE + ACPI_IPMI_DATA_SIZE |
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#define ACPI_MAX_GSBUS_DATA_SIZE 255 |
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#define ACPI_MAX_GSBUS_BUFFER_SIZE ACPI_SERIAL_HEADER_SIZE + ACPI_MAX_GSBUS_DATA_SIZE |
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/* _sx_d and _sx_w control methods */ |
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#define ACPI_NUM_sx_d_METHODS 4 |
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#define ACPI_NUM_sx_w_METHODS 5 |
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/****************************************************************************** |
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* |
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* Miscellaneous constants |
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* |
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*****************************************************************************/ |
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/* UUID constants */ |
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#define UUID_BUFFER_LENGTH 16 /* Length of UUID in memory */ |
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#define UUID_STRING_LENGTH 36 /* Total length of a UUID string */ |
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/* Positions for required hyphens (dashes) in UUID strings */ |
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#define UUID_HYPHEN1_OFFSET 8 |
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#define UUID_HYPHEN2_OFFSET 13 |
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#define UUID_HYPHEN3_OFFSET 18 |
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#define UUID_HYPHEN4_OFFSET 23 |
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/****************************************************************************** |
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* |
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* ACPI AML Debugger |
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* |
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*****************************************************************************/ |
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#define ACPI_DEBUGGER_MAX_ARGS ACPI_METHOD_NUM_ARGS + 4 /* Max command line arguments */ |
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#define ACPI_DB_LINE_BUFFER_SIZE 512 |
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#define ACPI_DEBUGGER_COMMAND_PROMPT '-' |
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#define ACPI_DEBUGGER_EXECUTE_PROMPT '%' |
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#endif /* _ACCONFIG_H */
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